ZIP Code 52159 — Monona, IA
52159 is a standard (street delivery) ZIP code serving Monona, Iowa, in Allamakee County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 52159 at a glance
| ZIP code | 52159 |
|---|---|
| Primary city | Monona |
| State | Iowa (IA) |
| County | Allamakee FIPS 19005 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,398 |
| Coordinates | 43.079790, -91.361340 |
How ZIP+4 works in 52159
The four digits after the hyphen encode a delivery segment inside 52159. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 52159 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 52159.
| ZIP | City | Distance |
|---|---|---|
| 52156 | Luana, IA | 5.6 mi |
| 52157 | Mcgregor, IA | 7.8 mi |
| 52047 | Farmersburg, IA | 8 mi |
| 52158 | Marquette, IA | 9.2 mi |
| 52162 | Postville, IA | 9.9 mi |
| 52170 | Waterville, IA | 10.7 mi |
| 52072 | Saint Olaf, IA | 11.1 mi |
| 52146 | Harpers Ferry, IA | 11.2 mi |
| 52172 | Waukon, IA | 14.6 mi |
| 53821 | Prairie Du Chien, WI | 15.1 mi |
| 52133 | Castalia, IA | 15.6 mi |
| 52049 | Garnavillo, IA | 15.7 mi |
Questions about 52159
What is the ZIP+4 code for 52159?
52159 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 52159, you need to look up a specific street address to get them.
What city is 52159?
52159 is assigned to Monona, Iowa, in Allamakee County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.